{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:GGR2DJN4LYD27HWTQZO2Y2FXM4","short_pith_number":"pith:GGR2DJN4","canonical_record":{"source":{"id":"2202.10544","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-21T21:56:52Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"6e919520040526a5351a6513f31f1d9de391238d7989798243a8023c9fbfea91","abstract_canon_sha256":"81b27202e07c8a7549ebdf7b6d2c3fd2120113ec44b1e18086bad2dfc49693b6"},"schema_version":"1.0"},"canonical_sha256":"31a3a1a5bc5e07af9ed3865dac68b767198b6f851d0f5ebed8a8a7dce5c65695","source":{"kind":"arxiv","id":"2202.10544","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.10544","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"arxiv_version","alias_value":"2202.10544v1","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.10544","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"pith_short_12","alias_value":"GGR2DJN4LYD2","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"pith_short_16","alias_value":"GGR2DJN4LYD27HWT","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"pith_short_8","alias_value":"GGR2DJN4","created_at":"2026-07-05T04:54:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:GGR2DJN4LYD27HWTQZO2Y2FXM4","target":"record","payload":{"canonical_record":{"source":{"id":"2202.10544","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-21T21:56:52Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"6e919520040526a5351a6513f31f1d9de391238d7989798243a8023c9fbfea91","abstract_canon_sha256":"81b27202e07c8a7549ebdf7b6d2c3fd2120113ec44b1e18086bad2dfc49693b6"},"schema_version":"1.0"},"canonical_sha256":"31a3a1a5bc5e07af9ed3865dac68b767198b6f851d0f5ebed8a8a7dce5c65695","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:54:52.879014Z","signature_b64":"XPbEwCcGebvIyYbNFHFl03IexyxveXn2A1l0EfCnf2CUvwjzs6mCqyK1i9rAdZq/cfDLyF2NpeOsSw5AHehBAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"31a3a1a5bc5e07af9ed3865dac68b767198b6f851d0f5ebed8a8a7dce5c65695","last_reissued_at":"2026-07-05T04:54:52.878612Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:54:52.878612Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.10544","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:54:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jx6W7MPoRSPjh7VlnKz9Tm/VgHpVIvVuHZ/pp+QSt3szYDhdWKNLA/4HYyhytqueapwu9xubW6/CRjZX6DkMAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T15:56:47.910747Z"},"content_sha256":"435ffedb214815947820068462005827cbb017852c43e654e1c7fc49e805fd6f","schema_version":"1.0","event_id":"sha256:435ffedb214815947820068462005827cbb017852c43e654e1c7fc49e805fd6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:GGR2DJN4LYD27HWTQZO2Y2FXM4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploration of the spin-phonon coupling in the noncollinear antiferromagnetic antiperovskite Mn$_3$NiN","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. C. Garcia-Castro, L. Florez-Gomez, W. Ibarra-Hernandez","submitted_at":"2022-02-21T21:56:52Z","abstract_excerpt":"Antiferromagnetic antiperovskites, of the form Mn$_3B$N ($B$ = Ni, Cu, Zn, Sn, Ir, and Pt), have shown an outstanding behavior in which, giant negative thermal expansion and chiral magnetic structures are intertwined. As such, aiming to shed light on the magnetostructural behavior, related to the magnetic ordering and structure of this type of materials, we studied by theoretical first-principles calculations the spin-phonon coupling in the Manganese-based antiperovskite Mn$_3$NiN, as a prototype in the Mn$_3B$N family. We found a strong spin-lattice coupling by means of the understanding of t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.10544","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2202.10544/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:54:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9CLvSyl9/xXOoovXakjOGDJzl/jzHdKU6BzdemMHDVoQn30Gct/mXdkygDdzxIplxVN0bFLYRg3cGOFKeO61Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T15:56:47.911129Z"},"content_sha256":"9a86c38bcea9e59a97ba6a0de2dda59ef633f2e957370aa670c97a23cf4268ee","schema_version":"1.0","event_id":"sha256:9a86c38bcea9e59a97ba6a0de2dda59ef633f2e957370aa670c97a23cf4268ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GGR2DJN4LYD27HWTQZO2Y2FXM4/bundle.json","state_url":"https://pith.science/pith/GGR2DJN4LYD27HWTQZO2Y2FXM4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GGR2DJN4LYD27HWTQZO2Y2FXM4/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-08T15:56:47Z","links":{"resolver":"https://pith.science/pith/GGR2DJN4LYD27HWTQZO2Y2FXM4","bundle":"https://pith.science/pith/GGR2DJN4LYD27HWTQZO2Y2FXM4/bundle.json","state":"https://pith.science/pith/GGR2DJN4LYD27HWTQZO2Y2FXM4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GGR2DJN4LYD27HWTQZO2Y2FXM4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:GGR2DJN4LYD27HWTQZO2Y2FXM4","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"81b27202e07c8a7549ebdf7b6d2c3fd2120113ec44b1e18086bad2dfc49693b6","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-21T21:56:52Z","title_canon_sha256":"6e919520040526a5351a6513f31f1d9de391238d7989798243a8023c9fbfea91"},"schema_version":"1.0","source":{"id":"2202.10544","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.10544","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"arxiv_version","alias_value":"2202.10544v1","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.10544","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"pith_short_12","alias_value":"GGR2DJN4LYD2","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"pith_short_16","alias_value":"GGR2DJN4LYD27HWT","created_at":"2026-07-05T04:54:52Z"},{"alias_kind":"pith_short_8","alias_value":"GGR2DJN4","created_at":"2026-07-05T04:54:52Z"}],"graph_snapshots":[{"event_id":"sha256:9a86c38bcea9e59a97ba6a0de2dda59ef633f2e957370aa670c97a23cf4268ee","target":"graph","created_at":"2026-07-05T04:54:52Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2202.10544/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Antiferromagnetic antiperovskites, of the form Mn$_3B$N ($B$ = Ni, Cu, Zn, Sn, Ir, and Pt), have shown an outstanding behavior in which, giant negative thermal expansion and chiral magnetic structures are intertwined. As such, aiming to shed light on the magnetostructural behavior, related to the magnetic ordering and structure of this type of materials, we studied by theoretical first-principles calculations the spin-phonon coupling in the Manganese-based antiperovskite Mn$_3$NiN, as a prototype in the Mn$_3B$N family. We found a strong spin-lattice coupling by means of the understanding of t","authors_text":"A. C. Garcia-Castro, L. Florez-Gomez, W. Ibarra-Hernandez","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-21T21:56:52Z","title":"Exploration of the spin-phonon coupling in the noncollinear antiferromagnetic antiperovskite Mn$_3$NiN"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.10544","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:435ffedb214815947820068462005827cbb017852c43e654e1c7fc49e805fd6f","target":"record","created_at":"2026-07-05T04:54:52Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"81b27202e07c8a7549ebdf7b6d2c3fd2120113ec44b1e18086bad2dfc49693b6","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-21T21:56:52Z","title_canon_sha256":"6e919520040526a5351a6513f31f1d9de391238d7989798243a8023c9fbfea91"},"schema_version":"1.0","source":{"id":"2202.10544","kind":"arxiv","version":1}},"canonical_sha256":"31a3a1a5bc5e07af9ed3865dac68b767198b6f851d0f5ebed8a8a7dce5c65695","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"31a3a1a5bc5e07af9ed3865dac68b767198b6f851d0f5ebed8a8a7dce5c65695","first_computed_at":"2026-07-05T04:54:52.878612Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:54:52.878612Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XPbEwCcGebvIyYbNFHFl03IexyxveXn2A1l0EfCnf2CUvwjzs6mCqyK1i9rAdZq/cfDLyF2NpeOsSw5AHehBAA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:54:52.879014Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.10544","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:435ffedb214815947820068462005827cbb017852c43e654e1c7fc49e805fd6f","sha256:9a86c38bcea9e59a97ba6a0de2dda59ef633f2e957370aa670c97a23cf4268ee"],"state_sha256":"2b48bc1c27d9a467098ac9064f78039c5993a00e86acb2a144f7d4dc15c063af"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V8sR2tjLwVt2uu1scDPwQG67FoKPvJROk9SdrF1zX/Vj5y3zOJv8wbUD0E4b1IxV3JDxW/fCZXKECckH67qtAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T15:56:47.913233Z","bundle_sha256":"50e1348c103b54558b7e2f999b6372778b26508c2e6efbfcba3175f002eeebb6"}}